License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Pietro Testa. The prodigal son seated at the base of a tree among swine, his gaze directed upward and his hands folded at his chest, surrounded by a wooded landscape and a pigsty, ca. 1640–50. The Metropolitan Museum of Art.